2013
Error processing and gender-shared and -specific neural predictors of relapse in cocaine dependence
Luo X, Zhang S, Hu S, Bednarski SR, Erdman E, Farr OM, Hong KI, Sinha R, Mazure CM, Li CS. Error processing and gender-shared and -specific neural predictors of relapse in cocaine dependence. Brain 2013, 136: 1231-1244. PMID: 23485852, PMCID: PMC3613717, DOI: 10.1093/brain/awt040.Peer-Reviewed Original ResearchConceptsDorsal anterior cingulate cortexFunctional magnetic resonance imagingCognitive controlError-related activationError processingCocaine-dependent individualsAnterior cingulate cortexSignal taskCingulate cortexCocaine dependenceFunctional magnetic resonance imaging (fMRI) dataStop-signal taskTreatment-seeking individualsCross-sectional findingsModerate-sized cohortsBrain activationBehavioral treatmentNeural predictorsDrug useMagnetic resonance imaging dataStatistical Parametric Mapping 8Regional activationPsychosocial factorsSuccess trialsMagnetic resonance imaging
2011
Functional networks for cognitive control in a stop signal task: Independent component analysis
Zhang S, Li C. Functional networks for cognitive control in a stop signal task: Independent component analysis. Human Brain Mapping 2011, 33: 89-104. PMID: 21365716, PMCID: PMC3674850, DOI: 10.1002/hbm.21197.Peer-Reviewed Original ResearchConceptsStop-signal taskCognitive controlFronto-parietal networkStop successError processingSignal taskComponent processesFunctional networksLeft fronto-parietal networkRight fronto-parietal networkSelf-referential processingCritical executive functionCortico-subcortical networksAttentional monitoringExecutive functionResponse inhibitionError trialsNeural processesIndependent component analysisBehavioral engagementMotor preparationMotor cortical networkCortical networksSE trialsLinear modeling
2008
Error-specific medial cortical and subcortical activity during the stop signal task: A functional magnetic resonance imaging study
Li C, Yan P, Chao H, Sinha R, Paliwal P, Constable RT, Zhang S, Lee T. Error-specific medial cortical and subcortical activity during the stop signal task: A functional magnetic resonance imaging study. Neuroscience 2008, 155: 1142-1151. PMID: 18674592, PMCID: PMC2605269, DOI: 10.1016/j.neuroscience.2008.06.062.Peer-Reviewed Original ResearchConceptsPost-error behavioral adjustmentPost-error slowingBehavioral adjustmentSignal taskFunctional magnetic resonance imaging studyConflict monitoring hypothesisError-related activityFunctional magnetic resonance imagingHigh-conflict trialsTrial reaction timeStop-signal taskMedial cortical regionsCortical brain regionsMagnetic resonance imaging studyResonance imaging studyElicit errorsBrain activationLess activationSubcortical activityCortical activityRetrosplenial cortexMonitoring hypothesisBehavioral outputBrain regionsCortical regions